package com.guoxin.facade;

/**
 * @author guoxin
 * @date 2019年8月26日
 */
public class TheaterLight {
	private TheaterLight() {
	}

	private static class TheaterLightHandler {
		private static TheaterLight theaterLight = new TheaterLight();
	}

	public static TheaterLight getInstance() {
		return TheaterLightHandler.theaterLight;
	}

	public void on() {
		System.out.println(" TheaterLight on ");
	}

	public void dim() {
		System.out.println(" TheaterLight dim ");
	}
	
	public void bright() {
		System.out.println(" TheaterLight bright ");
	}

	public void off() {
		System.out.println(" TheaterLight off ");
	}
}
